| MRC | Criteria | Characteristic |
|---|
| ABFE | HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | SHOCK PROOF AND WATERTIGHT |
| ABKW | OVERALL HEIGHT | 3.840 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.760 INCHES NOMINAL |
| AEUJ | LAMP BASE TYPE ACCOMMODATED | MIDGET SCREW |
| AEWU | LAMP BULB SIZE DESIGNATOR | T-1 3/4 |
| AEXC | LENS QUANTITY | 4 |
| AEXD | LENS COLOR | GREEN SINGLE ROW 2ND POSITION VERTICAL |
| AEXD | LENS COLOR | GREEN SINGLE ROW 3RD POSITION VERTICAL |
| AEXD | LENS COLOR | RED SINGLE ROW 1ST POSITION VERTICAL |
| AEXD | LENS COLOR | RED SINGLE ROW 4TH POSITION VERTICAL |
| AFAX | LAMP INDUSTRY NUMBER | 1769 |
| AXGY | MOUNTING METHOD | BOLT |
| CBBL | FEATURES PROVIDED | TRANSFORMER |
| CRHX | LAMP TYPE ACCOMMODATED AND QUANTITY | 10 INCANDESCENT |
| CRQG | LENS TYPE | FLAT,RECTANGULAR SINGLE ROW 1ST POSITION VERTICAL |
| CRQG | LENS TYPE | FLAT,RECTANGULAR SINGLE ROW 2ND POSITION VERTICAL |
| CRQG | LENS TYPE | FLAT,RECTANGULAR SINGLE ROW 3RD POSITION VERTICAL |
| CRQG | LENS TYPE | FLAT,RECTANGULAR SINGLE ROW 4TH POSITION VERTICAL |
| CSKH | LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE ROW 1ST POSITION VERTICAL |
| CSKH | LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE ROW 2ND POSITION VERTICAL |
| CSKH | LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE ROW 3RD POSITION VERTICAL |
| CSKH | LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE ROW 4TH POSITION VERTICAL |
| CSTC | TRANSMITTED LEGEND COLOR | WHITE SINGLE ROW 1ST POSITION VERTICAL FULL DISPLAY DIVISION A |
| CSTC | TRANSMITTED LEGEND COLOR | WHITE SINGLE ROW 2ND POSITION VERTICAL FULL DISPLAY DIVISION A |
| CSTC | TRANSMITTED LEGEND COLOR | WHITE SINGLE ROW 3RD POSITION VERTICAL FULL DISPLAY DIVISION A |
| CSTC | TRANSMITTED LEGEND COLOR | WHITE SINGLE ROW 4TH POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTCB | LENS LEGEND | CONTROL;DE-ENERGIZED SINGLE ROW 4TH POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTCB | LENS LEGEND | LOCK BAR;EXTENDED SINGLE ROW 3RD POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTCB | LENS LEGEND | LOCK BAR;MAL;FUNCTION SINGLE ROW 1ST POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTCB | LENS LEGEND | LOCK BAR;RETRACTED SINGLE ROW 2ND POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTDS | TRANSMITTED LIGHT COLOR | GREEN SINGLE ROW 2ND POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTDS | TRANSMITTED LIGHT COLOR | GREEN SINGLE ROW 3RD POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTDS | TRANSMITTED LIGHT COLOR | RED SINGLE ROW 1ST POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTDS | TRANSMITTED LIGHT COLOR | RED SINGLE ROW 4TH POSITION VERTICAL FULL DISPLAY DIVISION A |
| CTRM | LENS BACK SURFACE CONDITION | SMOOTH SINGLE ROW 1ST POSITION VERTICAL |
| CTRM | LENS BACK SURFACE CONDITION | SMOOTH SINGLE ROW 2ND POSITION VERTICAL |
| CTRM | LENS BACK SURFACE CONDITION | SMOOTH SINGLE ROW 3RD POSITION VERTICAL |
| CTRM | LENS BACK SURFACE CONDITION | SMOOTH SINGLE ROW 4TH POSITION VERTICAL |
| CWJJ | LENS FACE SURFACE CONDITION | SMOOTH SINGLE ROW 1ST POSITION VERTICAL |
| CWJJ | LENS FACE SURFACE CONDITION | SMOOTH SINGLE ROW 2ND POSITION VERTICAL |
| CWJJ | LENS FACE SURFACE CONDITION | SMOOTH SINGLE ROW 3RD POSITION VERTICAL |
| CWJJ | LENS FACE SURFACE CONDITION | SMOOTH SINGLE ROW 4TH POSITION VERTICAL |
| FEAT | SPECIAL FEATURES | FURNISHED ITEMS AND QUANTITY: 1 COVER PLATE |
| MATT | MATERIAL | PLASTIC BODY |
| STYL | STYLE DESIGNATOR | SINGLE STRIP TYPE |
| TTQY | TERMINAL TYPE AND QUANTITY | 15 SOLDER LUG |